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Q.
Assertion : Anhydrides are more reactive than esters for nucleophilic substitution reaction.
Reason : $RCOO^-$ is better leaving group than $R-O^-$.
AIIMSAIIMS 2019Aldehydes Ketones and Carboxylic Acids
Solution:
Correct answer is (a) If both assertion and reason are true and reason is the correct explanation of assertion